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3. A 2.40 kg puck slides on a frictionless horizontal surface. It has an initial velocity (6.20 - 1.20) m/s. a. (05 points) Draw

3. A 2.40 kg puck slides on a frictionless horizontal surface. It has an initial velocity (6.20 - 1.20) m/s. a. (05 points) Draw a clear physics diagram. Use a straight edge. b. (05 points) What is the initial kinetic energy? c. (10 points) Find the net work done on the ball if it suffers a collision so that its final velocity is (8.001+ 4.001) m/s?

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